SPL REPAIR TO BLDG NO P-25 (ORS MD ACCN) AT LEBONG UNDER AGE(I) DARJEELING

Amount

Dismantling of plain or corrugated steel sheeting, any gauge, thickness, including Nainital or similar pattern roof coverings, complete all as specified and directed.

S&F of pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws, all as specified and directed.

S&F of pre-painted galvalume aluminum zinc coating GI based plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws, all as specified and directed.

S&F of mild steel hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts conforming to Fe-290 Gde E-165, complete all as specified and directed.

Dismantling boarding, any description, fixed in any position with nails, complete all as specified and directed.

M&L for 20mm thick second class hardwood boarding planed one side, with butt joints and fixed with nails supplied and fixed in cupboards, racks and pelmets, eaves board, partitions and skirting, complete all as direcrted and specified.

S&F in repair of 25mm thick second class hardwood weather boarding, planed one side, butt joints and fixed in roof, ceilings, partitions, facia, barge etc., complete all as specified and directed.

Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust, etc., complete all as specified and directed.

M&L for sand filling under floors or in foundations including watering and consolidation, complete all as specified and directed.

M&L for hardcore using broken stone or boulders of gauge n exc. 63mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface, complete all as specified and directed.

M&L for 75mm thick plain cement concrete (1:4:8), type D2 (using 40mm graded stone aggregate) as in sub-base, sub-floors, floors, pavings etc., all as specified and as directed.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles to store and rubbish off the premises, complete all as specified and directed.

M&L for screed bed or bedding layer of mortar 15 mm thick for laying floor finishes in cement mortar (1:6) finished even and rough, complete all as specified and directed.

M&L for non-skid coloured ceramic tiles 7 to 8 mm thick (square/ rectangular) area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the surface of tiles, complete all as specified and directed.

M&L for chequered cement concrete tiles 20cm x 20cm x 25mm thick, set, jointed and pointed in neat cement slurry in floors with grey cement and no pigments, complete all as specified and directed.

M&L for 20 mm thick granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window- cills, cooking platforms and like in cement mortar (1:4) including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite, complete all as specified and directed.

M&L for rendering 10mm thick in cement mortar (1:3) on stone masonry surfaces or surface other than fair face of brick-work or on one side of lathing, complete all as specified and directed.

M&L for coloured glazed ceramic tiles in vertical surface 350x 250x 7 mm / 450X 350X 7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match the surface of tiles, complete all as specified and directed.

Dismantling unframed timber scantlings 40 sq. cm and over in section, in any position, complete all as specified and directed.

M&L for well seasoned second class hard wood timber scantling (clean sawn) in timber fixed work, complete all as specified and directed.

M&L for preparing surfaces of wood and wood based materials, new or old of any description and girth, not otherwise described and treated with one coat of creosote oil, complete all as specified and directed.

Dismantling of wall and ceiling boards (fibre, pulp, insulation, etc.) or insulation boards/slabs/ blankets, any thickness, including cover fillets, complete all as specified and directed.

S&F of anodised aluminium snap grid frame work of size of grid 605mm x 605mm for false ceiling, complete all as specified and directed.

M&L for 4mm thick non asbestos fibre cement building boards fixed or laid / inserted to timber / GI / aluminium framework with screws in ceiling flat or sloping, complete all as specified and directed.

Taking down chowkhats or frames not exc. 1.5 sq. m each with shutters (without taking off shutters from the frame), complete all as specified and directed.

Taking down chowkhats or frames exc 1.5 sq. m but n exc 4 sq. m each with shutters (without taking off shutters from the frame), complete all as specified and directed.

Taking down shutters of any description n exc 1 sq. m each, complete all as specified and directed.

Taking down shutters of any description exc 1 sq. m and n exc 2 sq. m each, complete all as specified and directed.

M&L for second class hard wood plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered, put together with glue pinned at joints, supplied and fixed, all as specified and directed.

S&F of 35 mm thick (batten thickness) second class hard wood, plain, framed panelled shutters (any number of panels), with panels of 12 mm thick timber flat on both sides (feather edged), or of 12mm thick veneered particle board medium density wood particle board with commercial face veneers complete all as specified and directed. (Note :- The dimension of the various components or parts of shutters shall be as specified in clause 8.24 (a) of MES SSR 2009 Part I)

M&L for 2nd class hard wood, 35mm thick glazed and skeleton shutters, open rebated and prepared to receive glass, gauze, etc. (without sash bars), edges of framing plain, chamfered or rounded. fitted with cut and mitred beads for securing glass, etc.; sizes of members of shutters as specified in SSR Part I, Section 8, clause 8.24 (a); supplied and fitted to chowkats, complete all as specified and directed.

M&L for second class hard wood, 30mm thick glazed and skeleton windows shutters, ventilators shutters etc. are provided with stiles and rails, open rebated and prepared to receive glass, gauze, etc. divided into squares, with plain, chamfered or rounded, mitred and rebated sash bars, any numbers fitted with cut and mitred beads for securing glass, etc.; sizes of members of shutters as specified in SSR Part I, Section 8 clause 8.24(b); supplied and fitted to chowkats, complete all as specified and directed.

S&F of solid PVC door frame of size 50mm x 47mm made out of 5mm plain colour PVC sheet reinforced with M.S. Square tube, suppling & fixing in opening as per specification & drawing, complete all as specified and directed.

S&F of factory made solid panel PVC door shutter 30 mm thick (style) consisting of frame made out of M.S. tubes for top & bottom rails. M.S. frame shall be covered with heat moulded plain colour PVC ‘C’ channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side & as gap insert for top rail & bottom rail; Panelling of plain colour PVC sheet to be fitted in the M.S. frame welded / sealed to the stiles & rails with suitable PVC sheet beading, and joined together with solvent cement, suppling & fixing in the frame at site as per specification & drawing and as directed.

S&F of 100 mm size butt hinges, medium weight, cold rolled mild steel and fixed, all as specified and directed.

S&F of 75 mm size butt hinges, medium weight, cold rolled mild steel and fixed, all as specified and directed.

S&F of 150 mm size aluminium handles, cast type, anodised, all as specified and directed.

S&F of 125 mm size aluminium handles, cast type, anodised and fixed, all as specified and directed.

S&F of 200mm long aluminium anodised, barrel tower bolts of extruded section and fixed, all as specified and directed.

S&F of 125mm long aluminium anodised, barrel tower bolts of extruded section and fixed, all as specified and directed.

S&F of 250 mm long aluminium alloy, anodised sliding door bolts with haps staple (bolt type), and fixing clips of sheet, cast or extruted sections and fixing bolt and sliding bolts of extruted sections or cast aluminium alloy and fixed, complete all as specified and directed.

M&L for plain cement concrete (1:3:6), type C1 (using 20mm graded crushed stone aggregate) in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, complete all as specified and as directed.

Hacking out old broken glass, exc 1.5 sqm (any thickness, quality or description) from wooden frames or stone, concrete or brick surrounds, glazed with putty or fixed with beads, complete all as specified and directed.

S&F of 3.0mm thick sheet glass, ordinary quality and glazing with oil putty in square n exc 0.5 sq. m in each pane, complete all as specified and directed.

S&F of 3.0mm thick sheet glass ground or obscured or frosted, on one side, ordinary quality and glazing with oil putty in square n exc 0.5 sq. m in each pane, complete all as specified and directed.

S&F in repairs of galvanised mild steel wire cloth, 0.56mm nominal dia of wire and average width of aperture 1.18mm and fixed with tinned tacks, or galvanised wire staples, complete all as specified and directed.

Demolition of brickwork or stone / boulder masonry, built in cement mortar or cement lime mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles, complete all as specified and directed.

M&L for brickwork with fly ash bricks(old size bricks), straight or curved on plan exc 6m mean radius, built in cement mortar(1:6), complete all as specified and directed.

Taking down cement or cement lime plaster, any description on brick or stone masonry surfaces of walls etc including raking out joints, hacking for key, scrubbing down with water etc, complete all as specified and directed.

M&L for rendering 15mm thick in cement mortar (1:6) on stone masonry surfaces or surface other than fair face of brick-work or on one side of lathing, finished even and smooth (without using extra lime or cement), complete all as specified and directed.

M&L for rendering 15mm thick in cement mortar (1:4) with water proofing compound on stone masonry surfaces or surface other than fair face of brick-work or on one side of lathing, finished even and smooth (without using extra lime or cement), complete all as specified and directed. Note: Water proofing compound will be measured and paid separately

Supply only integral water proofing compond, all as specified and as directed.

M&L for preparation of new plastered or unplastered surface of wall and applying two coats of distemper oil emulsion (OBD), over a coat of priming coat (Chalk whiting, on plastered surfaces, prepara-tory to distempering) including 1mm thick wall care putty on wall, complete all as specified and directed.

M&L for complete removal of existing treatment on plastered or unplastered surface of wall including brooming down or steel wire brushing, scrapping down smoke scoot, mould, moss and efflorescent salt, trading oil and greasy spot and applying one coat 1mm thick of wall care putty and then applying two coats of distemper oil emulsion(OBD), white or tinted over a coat of priming coat (Chalk whiting, on plastered surfaces, preparatory to distempering) after preparation of wall surfaces, complete all as specified and directed.

M&L for preparation of new plastered or unplastered surface of wall and applying two coats of cement paint over a coat of alkali resistant priming paint, complete all as specified and directed.

M&L for complete removal of existing treatment on plastered or unplastered surface of wall including brooming down or steel wire brushing, scrapping down smoke scoot, mould, moss and efflorescent salt, trading oil and greasy spot and applying two coats of cement paint over a coat of alkali resistant priming paint after preparation of wall surfaces, complete all as specified and directed.

M&L for complete removal of existing treatment on old plastered or unplastered surface of ceiling including brooming down or steel wire brushing, scrapping down smoke scoot, mould, moss and efflorescent salt, trading oil and greasy spot and applying one coat of distemper oil emulsion(OBD), white or tinted, complete all as specified and directed.

M&L for preparation of new wooden or wood based surfaces of any description over 10 cm width or girth not otherwise described and applying two coats of synthetic enamel paint over a coat of pink primer, complete all as specified and directed.

M&L for preparation of old wood or wood based surfaces of any description over 10 cm width or girth not otherwise described and applying one coat of synthetic enamel paint, complete all as specified and directed.

M&L for preparation of new steel surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide, zinc chrome primer, complete all as specified and directed.

Taking up or down old 15 mm bore steel water tubing and connections, including cleaning for refixing or removal to store or from site, complete all as specified and directed.

Taking up or down old 20 mm bore steel water tubing and connections, including cleaning for refixing or removal to store or from site, complete all as specified and directed.

S&F of 15 mm bore steel water tubes, medium grade, galvanised with and including all GI fitting (such as bends, elbows, Tees, connectors, short pieces, back nuts, unions, caps and plug etc ) and fixed complete to wall and ceiling or laid in/on floor, complete all as specified and directed.

S&F of 20 mm bore steel water tubes, medium grade, galvanised with and including all GI fitting (such as bends, elbows, Tees, connectors, short pieces, back nuts, unions, caps and plug etc ) and fixed complete to wall and ceiling or laid in/on floor, complete all as specified and directed.

Supplied and fixed in repairs of 20 mm bore gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe and fixed, complete all as specified and directed.

S&F in repairs of 20 mm bore dia ball valves high pressure of PTMT with epoxy coated Aluminium rod & highdensity plastic ball screwed for iron pipe and fixed. (Minimum weight 15mm-142gms/ 20 mm - 210 gms. / 25mm-455gms/ 40mm - 690 gms), complete all as specified and directed.

S&F in repair of 15mm bore dia bib taps, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule and fixed, complete all as specified and directed.

S&F in repair of 15mm bore dia stop valves, chromium plated, fancy type, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed, complete all as specified and directed.

S&F in repairs of vitreous china wash basin white of any pattern, flat back of size 550mmx400mm (excluding taps), waste, chain and plug including waste pipe ,suitable size of brackets and making good the damaged walls as per existing wall finish, complete all as specified and directed.

S&F in repairs of 32mm dia waste fittings, brass, chromium plated for glazed ware sinks, basins, etc. with long screwed shanks and fly-nuts, flange end bedded in red lead cement and other end fixed, all as specified and directed.

S&F in repair of 15mm bore dia pillar taps, cast copper alloy, with capstan heads, chromium plated, screwed down high pressure, with or without lettered 'Hot' or 'Cold' with long screwed shanks and fly-nuts, screwed for iron pipe and fixed, all as specified and directed.

S&F of PVC connections 15mm size with PTMT nuts of length 450mm, all as specified and directed.

S&F of towel rail 450mm long of PTMT fixed with and including chromium plated brass screws and wooden/plastic cleats (Minimum weight 170gms), complete all as specified and directed.

S&F of grating doom 100mm dia of PTMT (Minimum weight 25gms), complete all as specified and directed.

S&F PVC waste pipe 32mm dia suitable length for wash basin, sink etc., all as specified and directed.

Dismantling water tanks of capacity exc 500 and not exc 1000 litres and removing to store, complete all as specified and directed.

S&F of rotational moulded polyethylene water storage tanks of capacity 1000 litres (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part-l and directed.

Demolition of cement concrete (unreinforced) in ground floor and pavings not exc 15 cm thickness (below or above ground level), complete all as specified and directed.

M&L for 75 mm thick plain cement concrete(1:3:6), type C2 (40 mm graded stone aggregate) as in plinth protection, hard standing, paving etc. including finish the surface even and smooth without using extra cement, complete all as specified and directed.

M&L for plain cement concrete(1:3:6), type C2 (40 mm graded stone aggregate) in surface channels and drains, complete all as specified and directed.

S&F of bands, straps, supports or stays for rainwater, ventilating pipes, including bolts, if required: hooks (stay), heavy, for large gates; hook and pintle hinges: large hasps and staples; chains; hand made sliding bolts; clamps; hold fasts; wall ties; hooks for hanging fans; plain angle cleats for securing purlins to wood trusses or rafters; knee piece inserts; two way and three way straps, plate washers and similar small articles conforming to Fe-290 Gde-E-165, complete all as specified and directed.

M&L for extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement including forms, moulds mitered / stopped ends etc., all as specified and as directed.

Taking down eaves gutters and rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks, etc., including cleaning or refixing or removal to Store (measured overall as fixed along the centre line over fittings and accessories), complete all as specified and directed.

S&F of 180mm bore PVC (SWR) gutter drain pipe, complete all as specified and directed.

S&F of 180mm bore PVC (SWR) joint socket, complete all as specified and directed.

S&F of 180mm bore PVC (SWR) joint tee, complete all as specified and directed.

S&F of 180mm bore PVC (SWR) joint tee with end cap, complete all as specified and directed.

S&F of 110 mm PVC (SWR) drain pipe single socketed in any length with rubber ring joints fixed to walls, complete all as specified and directed.

S&F of 110 mm bore PVC (SWR) bends any radius, complete all as specified and directed.

M&L for plain cement concrete (1:2:4), type B-1 (using 20 mm graded stone aggregates) in coping, bed plates, parepet, plinth course including weathering, slightly rounded or chamfered angles and throating, complete all as specified and directed.

Demolition of reinforced cement concrete (reinforcement cut as required to facilitate demolition) of any description and in any position not specifically provided for, complete all as specified and as directed.

M&L for providing precast cement concrete (1:3:6), type C1 (using 20mm graded stone aggregate) as in landings, cover slabs (for man holes, drain etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces with plain fair faces, including chamfers, weatherings, throat- ing etc. and set in cement mortar (1:4), complete with joints to match to existing surfaces, complete all as specified and directed.

M&L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia or securing with clips, complete all as specified and directed.

S&F in repairs of 20mm dia harrison rails (curtain rails), anodised aluminium alloy with fixing brackets, stops, rollers etc., all as specified and directed.

Taking down copper/aluminium point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, pendants, regulators, sockets, light fitting etc. removing materials to store for keeping in safe custody or for taking credit (credit for above items should be made as per conditions separately) and making good disturbed surfaces of walls, floors, etc., complete all as specified and directed.

Taking down carefully sub main wiring of any size/core/type including conduit/ cashing/ batten of any type and making good disturbed surfaces to match with the existing surface roof/ wall/ floor, complete all as specified and directed.

Material and labour for point wiring with 1.5 Sqmm (nominal area) PVC insulated un-sheathed single core multi stranded copper conductor FRLSH cable 1100 volts grade (conforming to IS) drawn through and including rigid non metallic PVC casing and capping of required size (not less than 20mm) conforming to IS 2079-1973, medium grade with all necessary fittings, surface wiring for one light point or one fan point or one bell point controlled by one switch, with 1.5 Sq mm PVC insulated and unsheathed copper conductor for earth continuity conductor and making good disturbed surfaces to match with the existing surface roof/wall/floor, complete all as specified and directed including testing on completion.

S&F of switch piano, flush type single pole, one way, 5 Amps / 6 Amp, 240 Volts, all as specified and directed.

M&L for ceiling rose, 3 phase/PVC/ polycarbonate, isolated body, three terminal, 240 Volts, all as specified and directed.

Material and labour for point wiring with 1.5 Sqmm (nominal area) PVC insulated un-sheathed single core multi stranded copper conductor FRLSH cable 1100 volts grade (conforming to IS) drawn through and including rigid non metallic PVC casing and capping of required size (not less than 20mm) conforming to IS 2079-1973, medium grade with all necessary fittings, surface wiring for one 3 pin socket outlet, 5 Amps on independent board, with 1.5 Sq mm PVC insulated and unsheathed copper conductor for earth continuity conductor and making good disturbed surfaces to match with the existing surface roof/wall/floor, complete all as specified and directed including testing on completion.

M&L for switch socket combination 2 in 1, 5 Amps / 6 Amps flush type, 240 Volts, all as specified and directed.

Material and labour for point wiring with 2.5 Sqmm (nominal area) PVC insulated un-sheathed single core multi stranded copper conductor FRLSH cable 1100 volts grade (conforming to IS) drawn through and including rigid non metallic PVC casing and capping of required size (not less than 25mm) conforming to IS 2079-1973, medium grade with all necessary fittings, surface wiring for one 6 pin socket outlet, 15 / 16Amps on independent board, with 2.5 Sq mm PVC insulated and unsheathed copper conductor for earth continuity conductor and making good disturbed surfaces to match with the existing surface roof/wall/floor, complete all as specified and directed including testing on completion.

M&L for switch socket combination 3 pin 5Amp / 16 Amp, 5 in 1, flush type, 240 Volts, all as specified and directed.

Supply and fixing of LED lights fitting 1x 20W, 220V, AC decorative box type with driver, holder including LED tube light connecting up with three core flexible copper conductor cable of suitable size from ceiling rose complete all as specified and directed.

Supply and fixing of building security light fittings new generation energy saving and enviornmental friendly long life versatile pressure die-cast aluminium IP66 protection with acrylic cover of LED 25 Watts luminaire including GI bracket of suitable size with clamp, complete all as specified and directed.

S&F of sub main wiring with two single core 4.0 Sqmm PVC (FRLSH) copper conductor, insulated multistranded unsheathed cable medium grade including PVC casing caping of required size with accessories for sub main connection including 4.0 Sqmm FRLSH insulated multistranded unsheathed copper conductor used as a earth wire to common earth and connection to earth dolly, all as specified and directed. (Note :- Three runs of 4.0 sqmm PVC FRLSH copper conductor shall be measured as one unit length).

Supply and fixing of sheet metal enclosure, double door for MCB DB's, 4 way single pole & neutral (SPN) and current carrying capacity of 200 amps rated bus bar suitable for 240 Volt, AC, 50Hz, complete all as specified and directed.

Supply and fixing of 240V, 10KA 'C' curve miniature circuit breaker (MCB) of single pole (SP) and current carrying capacity of 5 To 32 AMP in the MCB DB complete with connection testing and commissioning, all as specified and directed.

Supply and fixing of 240V, 10KA 'C' curve miniature circuit breaker (MCB) of single pole & neutral (SPN) and current carrying capacity of 5 to 32 Amps in the MCB DB complete with connection testing and commissioning, all as specified and directed.

Material and labour for earthing complete with galvanised steel earth plate electrode 60cm × 60cm× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron or steel earth lead wire 4.0mm dia size by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 of MES SSR Part-I, connected to earthing test point all as specified or indicated including testing on completion, including necessary excavation and earth work in any type of soil, GI pipe 20mm dia light grade for watering and GI 15mm dia light grade pipe for protection of earth wire upto DB / test point from earth plate etc., PCC chamber with PCC cover in cement concrete (1:2:4), type B1 (using 20mm graded stone aggregate), funnel, wire mesh, charcoal dust, salt etc, connected to DB as indicated including testing on completion, complete all as specified and directed. Notes: Contractor should conduct necessary test such as earth continuity, earth resistance test in presence of Engineer-in-Charge.

Supply and fixing fittings of PVC casing capping suitable for 20 / 25mm casing capping any type any description (tee, elbow, bend, square etc.), complete all as specified and directed.

Taking down carefully serviceable DBs etc. and refixing as directed including making good the disturbed surfaces, complete all as specified and directed.

Note 1:- (Applicable for all parts/items) : The bidders/contractors are advised to read tender document, all drawings & all corrigendum / amendments and general condition of contracts before entry / quoting the rates. Note 2:-The contract sum shall be arrived at after deducting amount of schedule of credit from the total quoted amount.

TSHERING WANGYAL BHUTIA (BID ID -3081032)

HIRA SINGH (BID ID -3083042)

SANJAY KAUSHIK (BID ID -3081975)

RAI CONSTRUCTION (BID ID -3076246)

BHASKAR PRADHAN (BID ID -3077735)

YADAV CHETTRI (BID ID -3077853)